Heap-based Buffer Overflow in Adobe After Effects
CVE-2026-34642

7.8HIGH

Key Information:

Vendor

Adobe
Status
After Effects
Vendor
CVE Published:
12 May 2026

What is CVE-2026-34642?

A heap-based buffer overflow vulnerability in Adobe After Effects allows for potential arbitrary code execution when a user interacts with a malicious file. Affected versions include After Effects 26.0 and 25.6.4, as well as earlier versions. Users must open specially crafted files for exploitation to occur, highlighting the importance of cautious file handling and awareness of potential risks.

Affected Version(s)

After Effects 0 <= 25.6.4

References

https://helpx.adobe.com/security/products/after_effects/a...
vendor-advisory

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.